TABLE 2.

Mean $\pm$ SD Values of each of three proposed spectral features, tone-entropy parameters, and MFC descriptive statistics (Khandoker et al., 2016) for the improved and unimproved groups of stroke patients.

Feature	Unimproved	Improved	p-value
Mean	0.7148 $\pm$ 0.0537	0.5164 $\pm$ 0.1282	0.005
Median	0.7083 $\pm$ 0.0556	0.5068 $\pm$ 0.1316	0.007
STD	0.0933 $\pm$ 0.0186	0.1351 $\pm$ 0.0319	0.014
Q1	0.6492 $\pm$ 0.0620	0.4163 $\pm$ 0.1373	0.003
Q3	0.7751 $\pm$ 0.0472	0.5990 $\pm$ 0.1305	0.014
IQR	0.1258 $\pm$ 0.0224	0.1827 $\pm$ 0.0566	0.055
Tone	−0.9642 $\pm$ 0.2923	−5.715 $\pm$ 4.1928	0.007
Entropy	2.6811 $\pm$ 0.3523	2.6181 $\pm$ 0.3399	0.516
Proposed	16.6300 $\pm$ 1.2512	11.4983 $\pm$ 2.2320	0.0003

All statistical comparisons were accepted as significant when p $<$ 0.001.

Bold value represents the best performance.